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STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2014
STOCK-BASED COMPENSATION  
Schedule of stock-based employee compensation expense
               
   
Three months ended
 
   
March 31
 
(in thousands)
 
2014
   
2013
 
Pre-tax expense
  $ 2,320     $ 2,105  
After tax expense
  $ 1,473     $ 1,337  
Schedule of summary of changes in non-vested restricted shares
   
Shares
   
Weighted Average
Grant-Date Fair
Value
 
Non-vested shares at December 31, 2013
    4,114,800     $ 9.67  
Granted
    657,375       18.84  
Vested
    (1,106,250     7.19  
Forfeited
    (46,025 )     10.18  
Non-vested shares at March 31, 2014
    3,619,900     $ 12.05